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Aug 06, 2026   2026-2027 Academic Catalog  Select a Catalog 2026-2027 Academic Catalog 2025-2026 Academic Catalog [ARCHIVED CATALOG] 2024-2025 Academic Catalog [ARCHIVED CATALOG] 2023-2024 Catalog [ARCHIVED CATALOG] 2022-2023 Academic Catalog [ARCHIVED CATALOG] 2021-2022 Academic Catalog [ARCHIVED CATALOG] 2020-2021 Catalog [ARCHIVED CATALOG] 2019-2020 Catalog [ARCHIVED CATALOG] 2018-2019 Catalog [ARCHIVED CATALOG] 2017-2018 Catalog [ARCHIVED CATALOG] 2016-2017 Catalog [ARCHIVED CATALOG]      Global Search Catalog Search Choose Search Location Select an option Courses Programs Hierarchy Items Other Content Entire Catalog Search Keyword Field Whole Word/Phrase Advanced Search Catalog Navigation   Catalog Home   Notices   Academic Calendar   All Programs   Credit for College Courses through Proficiency Testing   CAREER Cooperative Program   Overview of Degrees and Certificates   General Studies Degree   Transfer Degrees   Suggested Areas of Concentration/Major Fields, Transfer Degrees   Courses Approved for Transfer   Career Degrees and Certificates   Required Curriculum for Career Degrees and Certificates   The General Education Core   Course Descriptions   Addendum HELP 2026-2027 Academic Catalog Print-Friendly Page (opens a new window) ELEC 142 Preventive Maintenance and Troubleshooting Prerequisite: ELEC 121   (recommended)​ 2 hrs lectures; 0 hrs lab; 2 hrs credit This course in methods of preventive maintenance of electrical equipment which includes insulation testing and evaluation, electronic testing, AC generator and motor checking, overcurrent protection and associated system distribution troubleshooting.  Back to Top | Print-Friendly Page (opens a new window)